Beyond Pain Management: What the Research Says About Recovery Modalities

I did not go looking for the research on recovery modalities out of academic interest. I went looking because my body was telling me something my calendar refused to acknowledge — a knee that had learned to hurt, an ankle that never quite healed, and the growing suspicion that the way most of us have been taught to think about recovery is roughly a generation behind what the evidence now supports.

What follows is not a prescription. It's not a cure for anything. It's four categories of intervention that consistently show up in peer-reviewed literature as inputs the body can use — the same way it uses sleep, sunlight, and honest food. This is what the research says. It's also, quietly, how I've come to think about giving my own body the tools it needs.

Roughly 75% of Americans now use dietary supplements regularly, and nearly eight in ten supplement users say they prefer them to prescription or OTC medications when appropriate.^¹ Federal data on complementary health approaches tells a parallel story: in 2022, 36.7% of US adults reported using at least one of seven common complementary approaches — and among those users, 49.2% did so specifically for pain management.^²

This is not a fringe movement. It is a mainstream shift in how Americans think about their health — and it is backed by a substantial and growing body of clinical research.

InfraCore makes no medical claims. We sell recovery equipment. What we can do — and what we believe you deserve — is give you access to the actual research, clearly presented, so you can make informed decisions about your own health. Here is what the peer-reviewed science says about four of the most studied recovery modalities.

Cold Therapy and Cryotherapy

The mechanism: Cold exposure reduces tissue metabolic rate, constricts blood vessels, reduces prostaglandin synthesis (a key driver of inflammation), and modulates neuro-immune pathways involved in discomfort signaling. At the systemic level, whole-body cold exposure triggers norepinephrine release — a neurotransmitter associated with focus, mood regulation, and energy.

What the research shows:

• A 2021 evidence-based narrative review published in Pain and Therapy (Garcia et al.) synthesized 25 studies — including 22 randomized controlled trials — examining local and whole-body cryotherapy for chronic musculoskeletal contexts. The review found beneficial effects across repeated protocols, while emphasizing significant heterogeneity in study designs, cooling temperatures, and session durations across the literature.^³

The Paris 2024 Olympics used 650 tons of ice — a tenfold increase from Tokyo 2020. Cold therapy is no longer alternative. It is standard practice at the elite level of human performance.

Red Light Therapy (Photobiomodulation)

The mechanism: Red (630–670nm) and near-infrared (800–850nm) wavelengths penetrate tissue and interact with mitochondrial chromophores, modulating inflammatory cytokine expression, upregulating anti-inflammatory mediators, and promoting cellular repair. In plain terms: specific wavelengths of light interact with cells in ways that measurably support inflammation regulation and tissue recovery.

What the research shows:

• A 2009 systematic review and meta-analysis published in The Lancet (Chow et al.) examined low-level laser therapy for neck pain across 16 randomized trials and found meaningful reductions in pain intensity, with benefit persisting for weeks after treatment.^⁴
• Peer-reviewed mechanism literature (Hamblin, AIMS Biophysics 2017) documents PBM's anti-inflammatory effects through modulation of mitochondrial signaling, cytokine expression, and cellular repair pathways — providing the mechanistic foundation for the clinical outcomes observed in randomized trials.^⁵

Hyperbaric Oxygen Therapy (HBOT)

The mechanism: Elevated systemic oxygen drives oxygen deep into tissue, reduces inflammation, triggers growth factor release, and stimulates the nitric oxide-dependent release of endogenous opioids — the body's own discomfort modulators.

A distinction worth understanding before selecting equipment: clinical HBOT protocols administered in medical settings typically use pressures of 1.5–3 atmospheres. Mild hyperbaric systems designed for consumer wellness use operate at lower pressures and have different physiological considerations. The research below reflects the broader literature on hyperoxia and pain physiology; specific clinical protocols vary by chamber type and application.

What the research shows:

• An evidence-based narrative review by Schiavo et al. published in Pain Research and Management (2021) synthesizes the mechanistic rationale and clinical evidence for HBOT in chronic neuropathic pain — including hyperoxia-driven edema resolution, reduction of inflammatory mediators, and nitric oxide-dependent endogenous opioid release.^⁶

Note: As with all modalities, evidence quality varies across contexts. HBOT is best approached as a complementary tool within a broader recovery strategy. Always consult your physician before beginning a new health practice.

Infrared Sauna

The mechanism: Infrared sauna produces radiant heating at lower ambient temperatures than traditional Finnish sauna — typically 110–135°F for infrared versus roughly 150–195°F for traditional, per Cleveland Clinic guidance. The lower temperature makes longer sessions more tolerable for many users while still inducing the thermal stress that activates the body's adaptive response pathways.

What the research shows:

• Regular sauna bathing is associated with significant reductions in cardiovascular and all-cause mortality in the landmark 20-year KIHD study of 2,315 Finnish men — with the most substantial benefit observed at 4–7 sessions per week compared to 1 session per week. An important caveat: this long-term observational evidence comes primarily from traditional Finnish sauna bathing, not infrared-specific systems. It supports thermal exposure and consistent sauna practice generally, rather than any particular infrared technology.^⁷
• Cleveland Clinic recognizes infrared sauna's role in supporting circulation, muscle recovery, and general wellness in its mainstream health library — a marker of how far this modality has moved from "alternative" to accepted.^⁸

The Case for Giving Your Body the Tools It Needs

None of the modalities above are magic. None of them eliminate the need for medical care when medical care is needed. What they represent is something more fundamental: evidence-based support for the body's own extraordinary capacity to recover, regulate inflammation, and sustain function.

Your body knows how to heal. Cold exposure, light therapy, oxygen, and heat are not tricks — they are inputs. Tools that support processes your biology is already designed to execute. The research above documents what happens when you consistently give your body those inputs.

That is the InfraCore philosophy: not treating disease, but investing in the conditions that support health. The difference in outcomes — measured in energy, mobility, function, and how the second half of life actually feels — can be meaningful.

This is the frame I've come to hold: my body knew how to heal long before I did. My job — and yours — is to stop getting in its way and start giving it the inputs it was built to use. That's what these four categories of technology do. Not more, not less. And in my experience, it has been enough to change how the second half of life looks.

— Bree Garrett, Founder